Oliver 4420, Owner'S Manual, Page: 4 / 25

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17. KEEP GUARDS IN PLACE and in working order.
18. REMOVE ADJUSTING KEYS AND WRENCHES. Form habit of checking to see that keys and
adjusting wrenches are removed from tool before turning it on.
19. DON'T FORCE TOOL It will do the job better and safer at the rate for which it was designed.
20. DISCONNECT TOOLS before servicing; when changing accessories, such as blades, bits,
cutters, and the like.
21. NEVER STAND ON TOOL. Serious injury could occur if the tool is tipped or if the cutting tool is
unintentionally contacted.
Your risk from these exposures varies, depending on how often you do this type of work. To
reduce your exposure to these chemicals, work in a well-ventilated area, and work with
approved safety equipment, such as those dust masks that are specifically designed to filter out
microscopic particles.
Familiarize yourself with the following safety notices used in this manual:
CAUTION: (This means that if precautions are not heeded, it may result in minor or moderate
injury and/or possible machine damage)
WARNING: (This means that if precautions are not heeded, it could result in serious injury or
possibly even death).
Grounding
This tool should be connected to a grounded metal permanent wiring system; or to a system having
an equipment-grounding conductor.